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Vulnerability details: VCID-3d14-jf3q-xqbf
Vulnerability ID VCID-3d14-jf3q-xqbf
Aliases CVE-2020-10933
GHSA-g5hm-28jr-53fh
Summary ruby: BasicSocket#read_nonblock method leads to information disclosure
Status Published
Exploitability 0.5
Weighted Severity 4.8
Risk 2.4
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-805 Buffer Access with Incorrect Length Value
CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
System Score Found at
cvssv3 5.3 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-10933.json
epss 0.00437 https://api.first.org/data/v1/epss?cve=CVE-2020-10933
epss 0.00437 https://api.first.org/data/v1/epss?cve=CVE-2020-10933
epss 0.00437 https://api.first.org/data/v1/epss?cve=CVE-2020-10933
epss 0.00437 https://api.first.org/data/v1/epss?cve=CVE-2020-10933
epss 0.00437 https://api.first.org/data/v1/epss?cve=CVE-2020-10933
epss 0.00437 https://api.first.org/data/v1/epss?cve=CVE-2020-10933
epss 0.00437 https://api.first.org/data/v1/epss?cve=CVE-2020-10933
epss 0.00437 https://api.first.org/data/v1/epss?cve=CVE-2020-10933
epss 0.00437 https://api.first.org/data/v1/epss?cve=CVE-2020-10933
epss 0.00437 https://api.first.org/data/v1/epss?cve=CVE-2020-10933
epss 0.00437 https://api.first.org/data/v1/epss?cve=CVE-2020-10933
epss 0.00437 https://api.first.org/data/v1/epss?cve=CVE-2020-10933
epss 0.00437 https://api.first.org/data/v1/epss?cve=CVE-2020-10933
epss 0.00437 https://api.first.org/data/v1/epss?cve=CVE-2020-10933
epss 0.00437 https://api.first.org/data/v1/epss?cve=CVE-2020-10933
cvssv3.1 5.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3 5.3 https://nvd.nist.gov/vuln/detail/CVE-2020-10933
cvssv3.1 5.3 https://nvd.nist.gov/vuln/detail/CVE-2020-10933
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-10933.json
https://api.first.org/data/v1/epss?cve=CVE-2020-10933
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10663
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10933
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://nvd.nist.gov/vuln/detail/CVE-2020-10933
1833291 https://bugzilla.redhat.com/show_bug.cgi?id=1833291
RHSA-2021:2104 https://access.redhat.com/errata/RHSA-2021:2104
RHSA-2021:2230 https://access.redhat.com/errata/RHSA-2021:2230
RHSA-2021:2587 https://access.redhat.com/errata/RHSA-2021:2587
RHSA-2021:2588 https://access.redhat.com/errata/RHSA-2021:2588
RHSA-2022:0581 https://access.redhat.com/errata/RHSA-2022:0581
RHSA-2022:0582 https://access.redhat.com/errata/RHSA-2022:0582
USN-4882-1 https://usn.ubuntu.com/4882-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-10933.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-10933
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.62985
EPSS Score 0.00437
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T14:09:27.850989+00:00 RedHat Importer Import https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-10933.json 38.0.0